GB830098A - 4-hydroxycoumarin derivatives and the preparation thereof - Google Patents

4-hydroxycoumarin derivatives and the preparation thereof

Info

Publication number
GB830098A
GB830098A GB294558A GB294558A GB830098A GB 830098 A GB830098 A GB 830098A GB 294558 A GB294558 A GB 294558A GB 294558 A GB294558 A GB 294558A GB 830098 A GB830098 A GB 830098A
Authority
GB
United Kingdom
Prior art keywords
hydroxycoumarin
bis
preparation
coumarinyl
hydroxy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB294558A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Spofa Spojene Farmaceuticke Zavody
Original Assignee
Spofa Spojene Farmaceuticke Zavody
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Spofa Spojene Farmaceuticke Zavody filed Critical Spofa Spojene Farmaceuticke Zavody
Publication of GB830098A publication Critical patent/GB830098A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
    • C07D311/44—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
    • C07D311/46—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 unsubstituted in the carbocyclic ring
    • C07D311/48—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 unsubstituted in the carbocyclic ring with two such benzopyran radicals linked together by a carbon chain
GB294558A 1957-02-04 1958-01-29 4-hydroxycoumarin derivatives and the preparation thereof Expired GB830098A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CS65557 1957-02-04
CS65457 1957-02-04

Publications (1)

Publication Number Publication Date
GB830098A true GB830098A (en) 1960-03-09

Family

ID=25745319

Family Applications (1)

Application Number Title Priority Date Filing Date
GB294558A Expired GB830098A (en) 1957-02-04 1958-01-29 4-hydroxycoumarin derivatives and the preparation thereof

Country Status (5)

Country Link
BE (1) BE564246A (de)
CH (1) CH365734A (de)
DE (1) DE1132145B (de)
FR (1) FR1201496A (de)
GB (1) GB830098A (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE12546C (de) * G. MÜLLER in Schweinfurt Neuerungen an Cement-Dach-Falzziegeln

Also Published As

Publication number Publication date
FR1201496A (fr) 1959-12-30
DE1132145B (de) 1962-06-28
BE564246A (de) 1958-02-15
CH365734A (de) 1962-11-30

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